Phylum:Anamorphic fungi >> Class: Anamorphic fungi >> Order: Anamorphic fungi | ||||
BCRC Number: | NO BCRC Number! | |||
Scientific Name: | Cercosporidium henningsii | |||
Author: | Basionym: Cercospora henningsii Allescher, in Engler's Pflanzenwelt Ost-Afrikas, Teil C, p. 35. 1895. Cercosporidium henningsii (Allesch.) Deighton, More Dematiaceous Hyphomycetes: 295. 1976. |
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Description: | Leaf spots suorbicular lo somewhat angular, 3-10 mm wide, dingy brownish grey at center with a dark brown margin and a pale yellowish brown to orangy halo, paler on the lower surface. Fruiting amphigenous. Stromata 20-45 μm wide, globular, dark brown. Conidio-phores densely fasciculate, subhyaime to very pale olivaceous brown, uniform in colour and width, cylindric, 1-3 septate, straight or slightly curved, not branched, 0-2 mildly geniculate, bluntly rounded at the apex, 10-55 × 3.5-5 μm; conidial scars small but conspicuously thickened. Conidia pale olivaceous, cylindric, straight to slightly curved, 3-6 septate, bluntly rounded at the apex, short obconic at the base with a small thickened hilum, 25-55 × 4-6 μm. | |||
Specimens: | Taiwan, Taichung, 8 Dec. 1950, NCHUPP-07, 023, 1950. Taichung, 3 Aug. 1984, NCHUPP-99. |
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Habitat: | On leaves of Manihot esculenta Crantz. | |||
Distribution: | Common and widespread throughout the tropics. |
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References: | Hsieh, WH and Goh, TK. 1990. |
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Provided: | W. H. Hsieh |
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Note: | null | |||